Dwyer Instruments 1638-1 Pressure Switch 322027-701 Built with a 115V single-phase

Built with a 115V single-phase motor

Can the fail-safe direction be changed on the GKB24-MFT

25-inch length clears internal components

ensuring the mechanical joints remain tight under variable load conditions

F limit control ensures low electrical resistance and secure 1-way circuit connections

Dwyer Instruments 1638-1 Pressure Switch 322027-701 Built with a 115V single-phaseThe Dwyer Instruments 1638 1 Pressure Switch is a high precision, large diaphragm pressure switch designed specifically for industrial service and HVAC applications like duct air control, damper positioning, and air conditioning system monitoring. This 1630 series model operates within a precise range of 0. 20" w. c. to 1. 0" w. c. with a tight approximate deadband of 0. 04" to 0. 06" w. c., ensuring reliable differential pressure sensing for air and